Night Vision Scope NVB21/NVB31
NVB21 is formed by splicing two NVM21s with a connecting bridge. NVB21 is the most popular mil-spec and versatile night vision system on the market. They can be used handheld, head mounted or helmet mounted and they can be used as a hands-free weapons mountd for hunting or shooting or attached to a camera or camcorder for nighttime photography.
- Commodity name： Night Vision Scope NVB21/NVB31
- Product Details
-
Model
NVB21
NVB31
IIT
Gen 2+
Gen 3
Resolution (lp/mm)
57-64
65-72
Photocathode type
S25
GaAs
S/N(dB)
17-21
21-24
Luminous sensitivity(μA/lm)
650-850
1500-1800
MTTF(hrs)
10000
10000
Magnification
1X
1X
FOV(deg)
40
40
Diopter adjustment
+5/-5
+5/-5
Lens system
F1.2,25.8mm
F1.2,25.8mm
Range of focus(m)
0.25--∞
0.25--∞
Dimensions(mm)
126X135X74
126X135X74
Weight (g)
790
790
Power Supply (v)
2.0-4.2
2.0-4.2
Battery Type
2X CR123A
2X CR123A
Battery life(hrs)
80 (w/o IR)40 (w IR)
80 (w/o IR)40 (w IR)
Operating（°C）
-50/+60
-50/+60
Temperature(°C)
-50/+70
-50/+70
Environmental rating
IP65
IP65
Warranty
1 year
1 year
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